Table of Contents
Advertisement
Item
Description
3
Health LED
4
Power On/Standby button and
system power LED
1
When all four LEDs described in this table flash simultaneously, a power fault has occurred.
2
If the health LED indicates a degraded or critical state, review the system IML or use iLO to review the system health status.
3
Facility power is not present, the power cord is not attached, no power supplies are installed, power supply failure has occurred, or the
power button cable is disconnected.
UID button functionality
The UID button can be used to display the Server Health Summary when the server will not power on. For more
information, see the latest HPE iLO 5 User Guide on the Hewlett Packard Enterprise website.
Power fault LEDs
The following table provides a list of power fault LEDs, and the subsystems that are affected. Not all power faults are used
by all servers.
Subsystem
System board
Processor
Memory
Riser board PCIe slots
FlexibleLOM
Removable HPE Flexible Smart Array controller
System board PCIe slots
Power backplane or storage backplane
Power supply
Systems Insight Display LEDs
The Systems Insight Display LEDs represent the system board layout. The display enables diagnosis with the access panel
installed.
Status
1
•
•
•
•
•
1
•
•
•
Solid green = Normal
Flashing green (1 Hz/cycle per sec) = iLO is rebooting
Flashing amber = System degraded
Flashing red (1 Hz/cycle per sec) = System critical
Solid green = System on
Flashing green (1 Hz/cycle per sec) = Performing power on
sequence
Solid amber = System in standby
3
Off = No power present
LED behavior
1 flash
2 flashes
3 flashes
4 flashes
5 flashes
6 flashes
7 flashes
8 flashes
9 flashes
2
14
Component identification
Advertisement
Table of Contents
